The slope of a line, often denoted by the letter m, is defined as the ratio of the vertical change (rise) to the horizontal ...

Matching linear equations with their corresponding graphs is a fundamental skill in algebra and a crucial stepping stone for ...

All real-life graphs can be used to estimate or read-off values. The actual meaning of the values will depend on the labels and units shown on each axis. Sometimes: This graph shows the cost of petrol ...

Plotted points on a graph are referred to as coordinates. Coordinates are pair of numbers written in the form \(({x},~{y})\) where \({x}\) is the amount moved horizontally, and \({y}\) the amount ...